A fanout model is in maintenance mode but cannot be taken out of it. The condition is set to maintenance and the color is brown.
However, the device is not actually in maintenance according to:
When trying to bring it out of maintenance using both of these options, neither had an effect on the condition or color.
DX NetOps Spectrum Release 20.2 or later
Checking the events, the model is placed into maintenance manually by a user.
Change the "condition" attribute manually to normal, from the attribute editor.